About this item PROTECT DATA USB-A data shield k can stop data from being sent from your mobile device without data synchronization function. There is no risk of data leakage or uploading viruses or information leakage in public places. A must-have item for business trips and travel to protect your data METAL & ANTI-SLIP DESIGN Compared with other USB data shields, our key is made of high quality j metal material for added durability, and the USB lock is made of PC material to resist high temperature and prevent damage to internal chips and circuits. The unique anti-slip design makes it easier to insert and remove. COMPACT & PORTABLE This USB protector is more lightweight and portable, you can even put it in your purse or pocket when you travel. STOP IDENTITY THEFT AND MOBILE HACKING – Protect data and networks from malware and ransomware; buy this product to fight against hacking and spying AFTER-SALE If you have any dissatisfaction with the product, please feel free to contact us through the inbox message, we will provide you with satisfactory after-sales service.